Answer:
None of these answers are correct.
Step-by-step explanation:
Perpendicular lines have opposite and reciprocal slopes, which means that we take the slope and we flip it. After we've done that, we change the sign.
Since the original slope is -7, first we flip it and get -1/7. Now we change the sign and get 1/7. Therefore, the perpendicular slope of this line would be 1/7
Answer:
10f
Step-by-step explanation:
use the commutative property to reorder the terms
Answer:
15 hrs
Step-by-step explanation:
every hour is $10, so divide 150 by 10
The 3 hour Cindy will finish 4 different puzzles
hope this helps
14z^2+19z-3
=(14z^2-2z)+(21z-3)
=2z(7z-1)+3(7z-1)
=(7z-1)(2z+3)